#include <iostream.h>
#include <iomanip.h>
#include <math.h>

int main()
{
  float x, y;

  cout << "x value      y value\n";
  cout << "--------    ----------\n";
  cout << setiosflags(ios::showpoint);
  for (x = 2.0; x <= 6.0; x = x + 0.5)
  {
    y = 10.0 * pow(x,2.0) + 3.0 * x - 2.0;
    cout << setw(8) <<  x
	 << setw(14) << y << endl;
  }

  return 0;
}